Quantifying the Size‐Dependent Exciton‐Phonon Coupling Strength in Single Lead‐Halide Perovskite Quantum Dots

C Zhu, LG Feld, M Svyrydenko… - Advanced Optical …, 2024 - Wiley Online Library
Optimizing the performance of semiconductors in both classical and quantum applications,
not only requires a solid understanding of elementary excitations such as electrons, holes …

Surfactant-Dependent Bulk Scale Mechanochemical Synthesis of CsPbBr3 Nanocrystals for Plastic Scintillator-Based X-ray Imaging

J Ghosh, J O'Neill, MG Masteghin… - ACS applied nano …, 2023 - ACS Publications
We report a facile, solvent-free surfactant-dependent mechanochemical synthesis of highly
luminescent CsPbBr3 nanocrystals (NCs) and study their scintillation properties. A small …

Colloidal aziridinium lead bromide quantum dots

MI Bodnarchuk, LG Feld, C Zhu, SC Boehme… - ACS …, 2024 - ACS Publications
The compositional engineering of lead-halide perovskite nanocrystals (NCs) via the A-site
cation represents a lever to fine-tune their structural and electronic properties. However, the …

Biexciton-like Auger Blinking in Strongly Confined CsPbBr3 Perovskite Quantum Dots

C Mi, ML Atteberry, V Mapara… - The Journal of …, 2023 - ACS Publications
Perovskite quantum dots (QDs) with high room-temperature luminescence efficiency have
been applied in single-photon sources. While the optical properties of large, weakly …

Real-time single-proton counting with transmissive perovskite nanocrystal scintillators

Z Mi, H Bian, C Yang, Y Dou, AA Bettiol, X Liu - Nature Materials, 2024 - nature.com
High-sensitivity radiation detectors for energetic particles are essential for advanced
applications in particle physics, astronomy and cancer therapy. Current particle detectors …

Spectral Fingerprint of Quantum Confinement in Single CsPbBr3 Nanocrystals

MR Amara, Z Said, C Huo, A Pierret, C Voisin… - Nano Letters, 2023 - ACS Publications
Lead halide perovskite nanocrystals are promising materials for classical and quantum light
emission. To understand these outstanding properties, a thorough analysis of the band …

Highly Luminescent and Stable Perovskite Quantum Dots Films for Light‐Emitting Devices and Information Encryption

C Ma, M Zhang, J Zhang, J Liao, H Sun… - Advanced Functional …, 2024 - Wiley Online Library
The inherent flexibility and excellent mechanical strength of lead halide perovskite quantum
dots (LHP‐QDs) films have attracted much attention in the fields of flexible lighting, displays …

Observation of Three-Photon Cascaded Emission from Triexcitons in Giant CsPbBr3 Quantum Dots at Room Temperature

M Kazes, D Nakar, I Cherniukh, MI Bodnarchuk… - Nano Letters, 2024 - ACS Publications
Colloidal semiconductor nanocrystals have long been considered a promising source of
time-correlated and entangled photons via the cascaded emission of multiexcitonic states …

Effect of the A-site cation on the biexciton dynamics in lead bromide perovskite nanocrystals

X Ji, R Lu, A Yu - The Journal of Physical Chemistry C, 2023 - ACS Publications
A systematic and comprehensive understanding of different aspects of the carrier dynamics
of lead halide perovskite nanocrystals (LHP NCs) is the key to improving the performance of …

Octahedral Distortions Generate a Thermally Activated Phonon-Assisted Radiative Recombination Pathway in Cubic CsPbBr3 Perovskite Quantum Dots

VL Cherrette, F Babbe, JK Cooper… - The Journal of Physical …, 2023 - ACS Publications
Exciton–phonon interactions elucidate structure–function relationships that aid in the control
of color purity and carrier diffusion, which is necessary for the performance-driven design of …